Pinhole camera - Wikipedia, the free encyclopedia
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A pinhole camera is a very simple camera with no lens and a single very small aperture. Simply explained, it is a light-proof box with a small hole in one side. Light from a scene passes through thi...
en.wikipedia.org/wiki/Pinhole_camera
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Aristotle (384-322 BC) understood the optical principle of the camera obscura. He viewed the crescent shape of a partially eclipsed sun projected on the ground through the holes in a sieve, and the gaps between leaves of a plane tree.
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brightbytes.com/cosite/what.html
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A site devoted to the history and appreciation of the camera obscura. ... *On July 12, 2008 we installed our tent camera obscura at the 13th International Magic Lantern Convention in Washington DC...
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brightbytes.com/cosite/cohome.html
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That Roger Bacon was acquainted with the principle of the camera obscura is shown by his attempt at solving Aristotle's problem stated above, in the treatise De Speculis, and also from his references to Alhazen's experiments of the same kind, but although Dr John Freind, in his History of Physick, has given him the...
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1911encyclopedia.org/Camera_Obscura
1911encyclopedia.org/Camera_Obscura
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Have you wondered what camera obscura history might hold? This famous optical invention is one of the brightest spots in the history of the camera and--as a result--holds a deep history of its own. Keep reading to learn more about camera obscura history and ... The camera obscura was created from this principle.
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photography.lovetoknow.com/Camera_Obscura_History
photography.lovetoknow.com/Camera_Obscura_History
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he principle of what came to be called, around the year 1600, the camera obscura, was known in the fifth century before the Christian Era, when a Chinese philosopher discovered that light passing through a pinhole produces an inverted image on the opposite wall of a darkened room.
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www.lewis-clark.org/content/te_camob.htm
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The optical principle on which this experiment is based is that of the lens which creates images. ... This experiment is suitable also to explain the concept of camera obscura and how man has gone from the camera obscura to the photographic camera. The camera obscura is simply a dark room, which can have dimension ranging...
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www.funsci.com/fun3_en/sky/sky.htm
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Such a principle was known by thinkers as early as Aristotle (c. 300 BC). It is said that Roger Bacon invented the camera obscura just before the year 1300, but this has never been accepted by scholars; more plausible is the claim that he used one to observe solar eclipses.
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www.rleggat.com/photohistory/history/cameraob.htm
www.rleggat.com/photohistory/history/cameraob.htm
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Camera Obscura principle to know, with accuracy, where Mary Moorman was located when she took her famous polaroid 5, on the grass or on the street. ... October 2003, I suggested, on JFKResearch Forum, the following Experiment: The use of the old photographic principle, called "Camera Obscura", in order to recreate the...
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www.copweb.be/labo/co2/co2.htm
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